804820452 has 12 divisors (see below), whose sum is σ = 1877914416. Its totient is φ = 268273480.

The previous prime is 804820427. The next prime is 804820459. The reversal of 804820452 is 254028408.

It is a happy number.

It is a tau number, because it is divible by the number of its divisors (12).

It is not an unprimeable number, because it can be changed into a prime (804820459) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 33534174 + ... + 33534197.

It is an arithmetic number, because the mean of its divisors is an integer number (156492868).

Almost surely, 2^804820452 is an apocalyptic number.

It is an amenable number.

804820452 is an abundant number, since it is smaller than the sum of its proper divisors (1073093964).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

804820452 is a wasteful number, since it uses less digits than its factorization.

804820452 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 67068378 (or 67068376 counting only the distinct ones).

The product of its (nonzero) digits is 20480, while the sum is 33.

The square root of 804820452 is about 28369.3576240281. The cubic root of 804820452 is about 930.1785805752.

The spelling of 804820452 in words is "eight hundred four million, eight hundred twenty thousand, four hundred fifty-two".